| article html file updated | 9 February 2020 18:51 CET | Update | https://www.mdpi.com/2073-4344/8/6/223 |
| article html file updated | 30 April 2019 17:05 CEST | Update | - |
| article html file updated | 16 April 2019 17:32 CEST | Update | - |
| article html file updated | 30 March 2019 04:10 CET | Update | - |
| article html file updated | 25 June 2018 12:33 CEST | Update | - |
| article html file updated | 24 May 2018 10:04 CEST | Original file | - |
| article pdf uploaded. | 24 May 2018 10:03 CEST | Version of Record | https://www.mdpi.com/2073-4344/8/6/223/pdf |
| article xml uploaded. | 24 May 2018 10:03 CEST | Update | https://www.mdpi.com/2073-4344/8/6/223/xml |
| article xml file uploaded | 24 May 2018 10:03 CEST | Original file | - |
